diff options
| author | Masahiro Yamada <yamada.m@jp.panasonic.com> | 2014-04-18 19:09:49 +0900 |
|---|---|---|
| committer | Tom Rini <trini@ti.com> | 2014-05-12 15:19:46 -0400 |
| commit | c42f56d96d1ec642496ee0fdf741dc13fbbec2e2 (patch) | |
| tree | b1aaa48fc2356b36d981d2732b0b25400a5a30e9 /arch | |
| parent | da384a9d7628c77140023e7c095f79ecfe5a4e2d (diff) | |
blackfin: replace bfin_gen_rand_mac() with eth_random_addr()
bfin_gen_rand_mac() uses __DATE__ as the seed for random ethernet
address. This makes the build non-deterministic.
In the first place, it should not be implemented as a Bfin-specific
function. Use eth_random_addr() instead.
Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Cc: Sonic Zhang <sonic.zhang@analog.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/blackfin/include/asm/net.h | 28 |
1 files changed, 0 insertions, 28 deletions
diff --git a/arch/blackfin/include/asm/net.h b/arch/blackfin/include/asm/net.h deleted file mode 100644 index 97cb46691e4..00000000000 --- a/arch/blackfin/include/asm/net.h +++ /dev/null @@ -1,28 +0,0 @@ -/* - * net.h - misc Blackfin network helpers - * - * Copyright (c) 2008-2009 Analog Devices Inc. - * - * Licensed under the GPL-2 or later. - */ - -#ifndef __ASM_BFIN_RAND_MAC__ -#define __ASM_BFIN_RAND_MAC__ - -/* If the board does not have a real MAC assigned to it, then generate a - * locally administrated pseudo-random one based on CYCLES and compile date. - */ -static inline void bfin_gen_rand_mac(uchar *mac_addr) -{ - /* make something up */ - const char s[] = __DATE__; - size_t i; - u32 cycles; - for (i = 0; i < 6; ++i) { - asm("%0 = CYCLES;" : "=r" (cycles)); - mac_addr[i] = cycles ^ s[i]; - } - mac_addr[0] = (mac_addr[0] | 0x02) & ~0x01; /* make it local unicast */ -} - -#endif |